Department of Veterans AffairsThe Veterans Administration site which has all the information on VA Mortgage, VA streamline refinance, Veterans Benefits, IRRRL loans, and VA documents.

HUDHUD site with lots of good information on FHA and HUD guidelines. If you have a FHA mortgage, Streamline FHA loan, FHA Purchase, 203k FHA loan,or FHA construction loan, this is the site to find out all of the FHA as well as RESPA knowledge.